oab-chromeaddon
Open Access Button Chrome Extension
Note: To improve user experience, this will soon be replaced with a cross-platform and re-themeable unified extension.
packaging for firefox
Firefox requires extra keys in the manifest, and the project files zip archived with extension .xpi. The script pack_ffx.py does this. Supply the required extension ID.
./pack_ffx.py -i oab-ffx@openaccessbutton.org